The discovery of a planet far too large for its sun defies models about the formation of solar systems and planets. In a paper in Science, researchers, including Yamila Miguel of Leiden Observatory, report the discovery of a planet more than 13 times heavier than Earth orbiting the ultracool dwarf star…

Professor Sjef Barbiers is leaving his job as scientific director of LUCL for the position of scientific director of the Institute for the Dutch Language (INT) from 1 September.

The Houthis are attacking ships in the Red Sea. Rerouting via South Africa is expensive, whereas the Arctic route only takes a week. Once a no-go zone, this route might be a more realistic option. Mind the nuclear submarines, though…

When an international cartel is exposed, the parties involved often face punishment by more than one authority for the same behaviour. There is very little international coordination in the actions of these authorities. Pieter Huizing claims that this can, and must, change. PhD defence on 10 March 2…

Students gain practical experience while clients receive a solution to their software needs: the student software company LUdev hits two birds with one stone. ‘Through LUdev, students learn what else is involved in software development besides programming.’ Interested? You can now submit new projects…

Ships are still emitting too much nitrogen oxide. Till now it has been impossible to measure this at sea, but that is set to change. Solomiia Kurchaba combined satellite data and developed algorithms to identify which ships are emitting too much. Kurchaba received her PhD on 11 June.

Anyone who has taken a walk through the centre of Leiden before might have come across him, an attentive group of tourists gathered around. After studying history, Koen van Toen, or Koen Marijt, started his own business. He now organises historical walks, among other things.

In July 2022 our alumnus Samatar Botan received the news that he had received the NWO Mosaic 2.0 grant. This grant enables him to start a PhD research at our Faculty on the ancient Aksumite Empire, a topic that is close to his heart. We speak with him about his ambitions and drive. ‘I want to know more…

Luning and Hein receiving a LUF grant to research the intricate relationship between infrastructure projects and their impact on geopolitics, economics, politics, and culture in Africa

The University of St Andrews and Leiden University, with the support of a network grant from the Royal Society of Edinburgh, will be hosting a workshop series in 2022 about Ocean Governance. Academics, policy makers, and practitioners are invited to contribute via working papers. Deadline abstract:…

For more than twenty years, Johan Visser has served as a family and juvenile court judge in The Hague where he is also a board member. Once a student at Leiden Law School, he reflects here on his student days and career.

Alumni event, Lustrum

Career and apply for jobs

PhD candidate Agnes van Steen researched the history of the Leiden women’s rights movement (1860-1990) and found that the university produced many feminists.

What if seriously ill patients do not want to hear their diagnosis? Does a clinician always need to provide a patient with all available information? Communication researcher Liesbeth van Vliet, medical anthropologist Annemarie Samuels and research intern Fiona Brosig will put these questions on open…

The nominees for the IRO Thesis Prize 2025 and the Prof. Dr. J.Th.J. van den Berg-prijs 2025. Who authored the best thesis in Leiden University’s bachelor’s programme in Political Science?

From Roman ships to the ‘Gordon’ cavalry mask. Alumnus Tom Hazenberg was involved in spectacular finds that put the Dutch frontiers of the Roman Empire on the map. His mission is to give heritage back to the people.

On 26-28 June, 2023, Leiden University’s Institute for History will host a summer school on Socioeconomic diplomacy and global empire building, 16th-19th centuries, in collaboration with the N.W. Posthumus Institute (the research school for economic and social history in the Netherlands and Flanders)…

An international team of astronomers led by Ardjan Sturm of the Observatory has made the first two-dimensional inventory of ice in a planet-forming disk of dust and gas surrounding a young star. The researches, including Melissa McClure, used the James Webb Space Telescope and publish their findings…

Twee keer per jaar vertelt Gert Renkema ons meer over het proces en de gang van zaken rondom de financiën van FGGA.

The two instruments of ESA's space telescope Euclid have taken their first test images. The first images indicate that the space telescope will achieve the scientific goals for which it was designed - and possibly much more. Euclid will create a 3D map of a third of the sky, allowing scientists to study…

The European Space Agency (ESA) has published an interim data release from Gaia, the space telescope mapping out the Milky Way in 3D. The first scientific papers published today reveal half a million stars in the Omega Centauri globular cluster, nearly 400 candidate gravitational lensers and the positions…

For the first time, an international group of astronomers have seen the heat glow of two ice giant planets colliding. They could also observe the resultant dust cloud move in front of the parent star several years later. Led by Leiden astronomer Matthew Kenworthy, they monitored the star's brightness…

Leiden Law Cast is a podcast made by Leiden Law School, Leiden University, for everyone who wants to learn more about current legal issues.

Eva Loeve (22), a fourth-year student of Cultural Anthropology, worked for five months at Centre for Research on Multinational Corporations (SOMO). At the end of May 2021, the report "Spinning Around Workers' Rights" about working conditions in spinning mills in South India was published, on which Eva…

Autistic people have problems communicating their borders towards the non-autistic community and often do not feel respected. To not only change daily life for autistic people, but also the scientific community from within Carolien Rieffe (Developmental Psychology) addresses this issue in her research…

Many an archaeologist, at some point in their career, is asked what type of dinosaur they discovered. Instead of once again patiently explaining that we do not do dinosaurs, the Faculty Board has now decided to listen to society’s call. ‘It is clear that the general public feels that dinosaurs are relevant…

Challenge yourself, broaden your horizon and meet people from different background. Curious if the Honours College is right for you? Rebecca and Pepijn from the track 'Bèta and Life Science' share their doubts, experiences, and what they find so appealing about the programme. Rebecca: ‘I enjoyed one…

How does a Leiden alumnus end up working at the New York Metropolitan Museum of Art (The Met)? In the case of Daniëlle Kisluk-Grosheide, it was partly down to chance, luck, fate. But that was preceded by a unique degree in decorative arts in Leiden.

Dutch people are far more law-abiding than they might like to think. And they are very different from the Belgians in that regard. The different approaches of the two governments towards the coronavirus crisis, for example, can be explained from the history of both countries since the Middle Ages. Historians…

Lecture, Blue History Network Graduate Forum

Grotius Dialogue

Kool made a conscious choice to work for a non profit organisation. Recently, inspired by the pandemic, she also made a career switch.

Debate

The digital age offers unprecedented opportunities: information is always accessible, systems are interconnected, and processes are automated. However, these developments also give rise to new threats. During the Night of Digital Security on 26 May at the Wijnhaven building, more than experts shared…

Meijerslezing, Meijersprijzen en Van Wersch springplankprijs en Nieuwjaarsreceptie 2024

On a sunny Lammermarkt, thousands of new students gathered to kick off their student life in Leiden at the 56th edition of EL CID.

Lecture, Workshop and Egeria Lecture

Lecture

Guest Lecture | SSEALS

In a sailboat, a canoe or stowed away on a ship: during the Second World War, many Leiden students tried to cross the sea to join the Allies in Britain. ‘Soldier of Orange’ is the most famous, but who were the other ‘England voyagers’ or Engelandvaarders as they are known?

Scrap the radical cuts to research and teaching. This was researchers and students’ message to government at the opening of the new academic year. Various speakers in Leiden’s Pieterskerk highlighted the importance of science for society.

Lecture